4.2.1.55	acetyl-CoA fermentation to butanoate	-	-	PWY-5676	
4.2.1.55	butanoate fermentation	butanoate fermentation	-	-	
4.2.1.55	Butanoate metabolism	-	00650	-	
4.2.1.55	CO2 fixation in Crenarchaeota	CO2 fixation in Crenarchaeota	-	-	
4.2.1.55	ethylmalonyl-CoA pathway	-	-	PWY-5741	
4.2.1.55	Glyoxylate and dicarboxylate metabolism	-	00630	-	
4.2.1.55	Metabolic pathways	-	01100	-	
4.2.1.55	Microbial metabolism in diverse environments	-	01120	-	
4.2.1.55	tryptophan metabolism	tryptophan metabolism	-	-